On Thursday 23 December 2004 12:14 pm, Dave VanHorn scribbled: > It's a problem, but your output filter caps should be large enough to > mitigate it. Exactly what I should expect. But I've raised cap values and lowered ESR, with very little effect. > Given that it's a negative feedback loop, you have to expect some > overshoot, but that does seem excessive. > Have you measured this in reality, or is this sim hallucinations? This is only the sim (I have no easy way to measure this accurately). But considering that I used a particular feature of the sim that was designed to calculate startup transients, I expect that it should not be very far off. Cheers, -Neil. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist